Ranking of the most polluted countries in the world in 2022, according to the average daily concentration of PM2.5 particles
(in micrograms per cubic meter)
Characteristic
Daily average concentration of PM2.5 particles in μg/m³
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With a daily pollution level of **** micrograms per cubic meter of PM2.5 particles in 2022, Chad became the most polluted country in the world. Two other Asian countries, Iraq and Pakistan, ranked second and third respectively.
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Airvisual. (September 22, 2023). Ranking of the most polluted countries in the world in 2022, according to the average daily concentration of PM2.5 particles (in micrograms per cubic meter) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 03, 2026, from /statistics/1637390/ranking-of-the-most-polluted-countries-in-the-world/
Airvisual. "Ranking of the most polluted countries in the world in 2022, according to the average daily concentration of PM2.5 particles (in micrograms per cubic meter)." Chart. September 22, 2023. ÌÇÐÄÆƽâ°æ. Accessed August 03, 2026. /statistics/1637390/ranking-of-the-most-polluted-countries-in-the-world/
Airvisual. (2023). Ranking of the most polluted countries in the world in 2022, according to the average daily concentration of PM2.5 particles (in micrograms per cubic meter). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 03, 2026. /statistics/1637390/ranking-of-the-most-polluted-countries-in-the-world/
Airvisual. "Ranking of The Most Polluted Countries in The World in 2022, According to The Average Daily Concentration of Pm2.5 Particles (in Micrograms per Cubic Meter)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 22 Sep 2023, /statistics/1637390/ranking-of-the-most-polluted-countries-in-the-world/
Airvisual, Ranking of the most polluted countries in the world in 2022, according to the average daily concentration of PM2.5 particles (in micrograms per cubic meter) ÌÇÐÄÆƽâ°æ, /statistics/1637390/ranking-of-the-most-polluted-countries-in-the-world/ (last visited August 03, 2026)
Ranking of the most polluted countries in the world in 2022, according to the average daily concentration of PM2.5 particles (in micrograms per cubic meter) [Graph], Airvisual, September 22, 2023. [Online]. Available: /statistics/1637390/ranking-of-the-most-polluted-countries-in-the-world/
